+--------+-----------+-----------+-----------+-----------+ |Distance| | | | | |Falling | 12 Stone | 13 Stone | 14 Stone | 15 Stone | |in Feet | | | | | | Zero | | | | | +--------+-----------+-----------+-----------+-----------+ | |Cw. Qr. lb.|Cw. Qr. lb.|Cw. Qr. lb.|Cw. Qr. lb.| | 1 Ft. |12 0 0 |13 0 0 |14 0 0 |15 0 0 | | 2 " |16 3 22 |18 1 12 |19 3 2 |21 0 21 | | 3 " |20 3 11 |22 2 9 |24 1 8 |26 0 7 | | 4 " |24 0 0 |26 0 0 |28 0 0 |30 0 0 | | 5 " |26 1 16 |28 2 11 |30 3 5 |33 0 0 | | 6 " |29 1 16 |31 3 11 |34 1 5 |36 3 0 | | 7 " |31 3 5 |34 1 22 |37 0 11 |39 3 0 | | 8 " |34 0 5 |36 3 15 |39 2 25 |42 2 7 | | 9 " |36 0 16 |39 0 18 |42 0 19 |45 0 21 | | 10 " |37 3 22 |41 0 12 |44 1 2 |47 1 21 | +--------+-----------+-----------+-----------+-----------+ +--------+-----------+-----------+-----------+-----------+ |Distance| | | | | |Falling | 16 Stone | 17 Stone | 18 Stone | 19 Stone | |in Feet | | | | | | Zero | | | | | +--------+-----------+-----------+-----------+-----------+ | |Cw. Qr. lb.|Cw. Qr. lb.|Cw. Qr. lb.|Cw. Qr. lb.| | 1 Ft. |16 0 0 |17 0 0 |18 0 0 |19 0 0 | | 2 " |22 2 11 |24 0 1 |25 1 19 |26 3 9 | | 3 " |27 3 5 |29 2 4 |31 1 2 |33 0 1 | | 4 " |32 0 0 |34 0 0 |36 0 0 |40 0 0 | | 5 " |35 0 22 |37 0 16 |39 2 11 |41 3 15 | | 6 " |39 0 22 |41 2 16 |44 0 11 |46 2 5 | | 7 " |42 1 16 |45 0 5 |47 2 22 |50 1 11 | | 8 " |45 1 16 |48 0 26 |51 0 8 |53 3 18 | | 9 " |48 0 22 |51 0 23 |54 0 25 |57 0 26 | | 10 " |50 2 11 |53 3 1 |56 3 19 | 60 0 9 | +--------+-----------+-----------+-----------+-----------+ I do not know who was really responsible for the interference with my calculation, but do not think that the long drop was Dr. Barr's own idea, as the drop which I suggested was on the same system as he had previously commended, and was almost identical with the drop that would have worked out on the basis of his own recommendation in a letter to the _Times_ some years ago. Dr. Barr's letter to me, written in 1884, was as follows:-- 1, St. Domingo Grove, Everton, Liverpool, _Sept. 2nd, 1884_. Sir,